/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.keyguard;
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import android.app.AlertDialog;
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import android.app.PendingIntent;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.os.UserHandle;
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import android.telephony.SubscriptionInfo;
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import android.telephony.SubscriptionManager;
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import android.telephony.euicc.EuiccManager;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.View;
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import android.view.WindowManager;
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import android.widget.Button;
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/***
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* This button is used by the device with embedded SIM card to disable current carrier to unlock
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* the device with no cellular service.
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*/
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class KeyguardEsimArea extends Button implements View.OnClickListener {
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private static final String ACTION_DISABLE_ESIM = "com.android.keyguard.disable_esim";
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private static final String TAG = "KeyguardEsimArea";
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private static final String PERMISSION_SELF = "com.android.systemui.permission.SELF";
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private EuiccManager mEuiccManager;
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private BroadcastReceiver mReceiver =
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new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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if (ACTION_DISABLE_ESIM.equals(intent.getAction())) {
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int resultCode = getResultCode();
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if (resultCode != EuiccManager.EMBEDDED_SUBSCRIPTION_RESULT_OK) {
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Log.e(TAG, "Error disabling esim, result code = " + resultCode);
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AlertDialog.Builder builder =
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new AlertDialog.Builder(mContext)
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.setMessage(R.string.error_disable_esim_msg)
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.setTitle(R.string.error_disable_esim_title)
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.setCancelable(false /* cancelable */)
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.setPositiveButton(R.string.ok, null /* listener */);
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AlertDialog alertDialog = builder.create();
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alertDialog.getWindow().setType(
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WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
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alertDialog.show();
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}
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}
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}
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};
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public KeyguardEsimArea(Context context) {
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this(context, null);
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}
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public KeyguardEsimArea(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr) {
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this(context, attrs, defStyleAttr, android.R.style.Widget_Material_Button_Borderless);
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}
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public KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr,
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int defStyleRes) {
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super(context, attrs, defStyleAttr, defStyleRes);
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mEuiccManager = (EuiccManager) context.getSystemService(Context.EUICC_SERVICE);
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setOnClickListener(this);
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}
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@Override
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protected void onAttachedToWindow() {
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super.onAttachedToWindow();
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mContext.registerReceiver(mReceiver, new IntentFilter(ACTION_DISABLE_ESIM),
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PERMISSION_SELF, null /* scheduler */);
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}
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public static boolean isEsimLocked(Context context, int subId) {
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EuiccManager euiccManager =
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(EuiccManager) context.getSystemService(Context.EUICC_SERVICE);
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if (!euiccManager.isEnabled()) {
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return false;
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}
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SubscriptionInfo sub = SubscriptionManager.from(context).getActiveSubscriptionInfo(subId);
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return sub != null && sub.isEmbedded();
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}
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@Override
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protected void onDetachedFromWindow() {
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mContext.unregisterReceiver(mReceiver);
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super.onDetachedFromWindow();
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}
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(ACTION_DISABLE_ESIM);
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intent.setPackage(mContext.getPackageName());
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PendingIntent callbackIntent = PendingIntent.getBroadcastAsUser(
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mContext,
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0 /* requestCode */,
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intent,
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PendingIntent.FLAG_UPDATE_CURRENT, UserHandle.SYSTEM);
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mEuiccManager
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.switchToSubscription(SubscriptionManager.INVALID_SUBSCRIPTION_ID, callbackIntent);
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}
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}
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